Bean Burgers with Oregano-Sour Cream Sauce Recipe

Ingredients

• 1/2 cup nonfat sour cream
• 2 tablespoons chopped green onions
• 1/4 teaspoon dried oregano leaves
• 1/8 teaspoon salt
• 1 (15.5-oz.) can kidney beans, drained, rinsed
• 3 tablespoons unseasoned bread crumbs
• 1/4 teaspoon garlic powder
• Dash ground red pepper (cayenne)
• Dash pepper
• 1 egg, beaten
• 1 teaspoon margarine or butter
• 4 burger buns, split